'use strict' module.exports = pickManifestFromRegistryMetadata var log = require('npmlog') var semver = require('semver') function pickManifestFromRegistryMetadata (spec, tag, versions, metadata) { log.silly('pickManifestFromRegistryMetadata', 'spec', spec, 'tag', tag, 'versions', versions) // if the tagged version satisfies, then use that. var tagged = metadata['dist-tags'][tag] if (tagged && metadata.versions[tagged] && semver.satisfies(tagged, spec, true)) { return {resolvedTo: tag, manifest: metadata.versions[tagged]} } // find the max satisfying version. var ms = semver.maxSatisfying(versions, spec, true) if (ms) { return {resolvedTo: ms, manifest: metadata.versions[ms]} } else if (spec === '*' && versions.length && tagged && metadata.versions[tagged]) { return {resolvedTo: tag, manifest: metadata.versions[tagged]} } else { } }